12221011130300 has 144 divisors (see below), whose sum is σ = 30565993151232. Its totient is φ = 4154464204800.

The previous prime is 12221011130297. The next prime is 12221011130381. The reversal of 12221011130300 is 303111012221.

It is a super-2 number, since 2×12221011130300² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 106589804 + ... + 106704396.

It is an arithmetic number, because the mean of its divisors is an integer number (212263841328).

Almost surely, 2^{12221011130300} is an apocalyptic number.

12221011130300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12221011130300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15282996575616).

12221011130300 is an abundant number, since it is smaller than the sum of its proper divisors (18344982020932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12221011130300 is a wasteful number, since it uses less digits than its factorization.

12221011130300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115908 (or 115901 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 12221011130300 its reverse (303111012221), we get a palindrome (12524122142521).

The spelling of 12221011130300 in words is "twelve trillion, two hundred twenty-one billion, eleven million, one hundred thirty thousand, three hundred".